Finding the Third Proportional to 868,945.50 and 1,817,343

Step by Step Solution

1. Step 1: Write the proportion equation
   868,945.50 : 1,817,343 = 1,817,343 : x
2. Step 2: Convert to fraction form
   868,945.50/1,817,343 = 1,817,343/x
3. Step 3: Cross multiply
   868,945.50x = 1,817,343 × 1,817,343
4. Step 4: Simplify right side
   868,945.50x = 3,302,735,579,649
5. Step 5: Solve for x
   x = 3,302,735,579,649/868,945.50
6. Step 6: Final answer
   x = 3,800,854.69